#VU22522 SQL injection in ARP-GUARD - CVE-2019-18663

Vulnerability identifier: #VU22522

Vulnerability risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2019-18663

CWE-ID: CWE-89

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ARP-GUARD
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor: ISL Internet Sicherheitslösungen GmbH

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists in the "/login/forgot1" HTTP POST request due to insufficient sanitization of user-supplied data passed via the "user_id" parameter. A remote attacker can send a specially crafted POST request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ARP-GUARD: 4.0.0-5

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External links
https://atomic111.github.io/article/arp-guard-sql-injection

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.